8.681 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.026 * [progress]: [Phase 2 of 3] Improving. 0.026 * [simplify]: Simplifying using # : (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.028 * * [simplify]: iteration 0 : 27 enodes (cost 7 ) 0.030 * * [simplify]: iteration 1 : 55 enodes (cost 7 ) 0.031 * * [simplify]: iteration 2 : 121 enodes (cost 7 ) 0.034 * * [simplify]: iteration 3 : 295 enodes (cost 7 ) 0.041 * * [simplify]: iteration 4 : 876 enodes (cost 7 ) 0.060 * * [simplify]: iteration 5 : 3320 enodes (cost 7 ) 0.130 * * [simplify]: iteration 6 : 5002 enodes (cost 7 ) 0.131 * [simplify]: Simplified to: (+ (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (* 2.0 (* y y))) 0.131 * * [progress]: iteration 1 / 4 0.131 * * * [progress]: picking best candidate 0.133 * * * * [pick]: Picked # 0.134 * * * [progress]: localizing error 0.145 * * * [progress]: generating rewritten candidates 0.145 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.150 * * * [progress]: generating series expansions 0.150 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.151 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.151 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.151 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.151 * [taylor]: Taking taylor expansion of 9.0 in y 0.151 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.151 * [taylor]: Taking taylor expansion of x in y 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.151 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.151 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.151 * [taylor]: Taking taylor expansion of 9.0 in x 0.151 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.151 * [taylor]: Taking taylor expansion of x in x 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.151 * [taylor]: Taking taylor expansion of y in x 0.151 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.151 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.151 * [taylor]: Taking taylor expansion of 9.0 in x 0.151 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.151 * [taylor]: Taking taylor expansion of x in x 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.151 * [taylor]: Taking taylor expansion of y in x 0.151 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.151 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.151 * [taylor]: Taking taylor expansion of y in y 0.152 * [taylor]: Taking taylor expansion of 0 in y 0.153 * [taylor]: Taking taylor expansion of 0 in y 0.155 * [taylor]: Taking taylor expansion of 0 in y 0.155 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.155 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.155 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.155 * [taylor]: Taking taylor expansion of 9.0 in y 0.155 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.155 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.155 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.155 * [taylor]: Taking taylor expansion of 1.0 in y 0.155 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.155 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.155 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.155 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.155 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.155 * [taylor]: Taking taylor expansion of 4.0 in y 0.156 * [taylor]: Taking taylor expansion of (log x) in y 0.156 * [taylor]: Taking taylor expansion of x in y 0.156 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.156 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.156 * [taylor]: Taking taylor expansion of y in y 0.157 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.157 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.157 * [taylor]: Taking taylor expansion of 9.0 in x 0.157 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.157 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.157 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.157 * [taylor]: Taking taylor expansion of 1.0 in x 0.157 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.157 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.157 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.157 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.157 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.157 * [taylor]: Taking taylor expansion of 4.0 in x 0.157 * [taylor]: Taking taylor expansion of (log x) in x 0.157 * [taylor]: Taking taylor expansion of x in x 0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.158 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.158 * [taylor]: Taking taylor expansion of y in x 0.159 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.159 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.159 * [taylor]: Taking taylor expansion of 9.0 in x 0.159 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.159 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.159 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.159 * [taylor]: Taking taylor expansion of 1.0 in x 0.159 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.159 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.159 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.159 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.159 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.159 * [taylor]: Taking taylor expansion of 4.0 in x 0.159 * [taylor]: Taking taylor expansion of (log x) in x 0.159 * [taylor]: Taking taylor expansion of x in x 0.160 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.160 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.160 * [taylor]: Taking taylor expansion of y in x 0.161 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.161 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.161 * [taylor]: Taking taylor expansion of 9.0 in y 0.161 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.161 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.161 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.161 * [taylor]: Taking taylor expansion of 1.0 in y 0.161 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.161 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.161 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.161 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.161 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.161 * [taylor]: Taking taylor expansion of 4.0 in y 0.161 * [taylor]: Taking taylor expansion of (log x) in y 0.161 * [taylor]: Taking taylor expansion of x in y 0.162 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.162 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.162 * [taylor]: Taking taylor expansion of y in y 0.168 * [taylor]: Taking taylor expansion of 0 in y 0.182 * [taylor]: Taking taylor expansion of 0 in y 0.195 * [taylor]: Taking taylor expansion of 0 in y 0.214 * [taylor]: Taking taylor expansion of 0 in y 0.242 * [taylor]: Taking taylor expansion of 0 in y 0.287 * [taylor]: Taking taylor expansion of 0 in y 0.351 * [taylor]: Taking taylor expansion of 0 in y 0.352 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.352 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.352 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.352 * [taylor]: Taking taylor expansion of 9.0 in y 0.352 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.352 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.352 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.352 * [taylor]: Taking taylor expansion of 1.0 in y 0.352 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.352 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.352 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.352 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.352 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.352 * [taylor]: Taking taylor expansion of 4.0 in y 0.352 * [taylor]: Taking taylor expansion of (log x) in y 0.352 * [taylor]: Taking taylor expansion of x in y 0.353 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.353 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.353 * [taylor]: Taking taylor expansion of y in y 0.353 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.353 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.354 * [taylor]: Taking taylor expansion of 9.0 in x 0.354 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.354 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.354 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.354 * [taylor]: Taking taylor expansion of 1.0 in x 0.354 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.354 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.354 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.354 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.354 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.354 * [taylor]: Taking taylor expansion of 4.0 in x 0.354 * [taylor]: Taking taylor expansion of (log x) in x 0.354 * [taylor]: Taking taylor expansion of x in x 0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.355 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.355 * [taylor]: Taking taylor expansion of y in x 0.355 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.355 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.355 * [taylor]: Taking taylor expansion of 9.0 in x 0.355 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.355 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.355 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.355 * [taylor]: Taking taylor expansion of 1.0 in x 0.355 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.355 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.355 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.355 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.355 * [taylor]: Taking taylor expansion of 4.0 in x 0.355 * [taylor]: Taking taylor expansion of (log x) in x 0.355 * [taylor]: Taking taylor expansion of x in x 0.356 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.356 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.356 * [taylor]: Taking taylor expansion of y in x 0.357 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.357 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.357 * [taylor]: Taking taylor expansion of 9.0 in y 0.357 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.357 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.357 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.357 * [taylor]: Taking taylor expansion of 1.0 in y 0.357 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.357 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.357 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.357 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.357 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.357 * [taylor]: Taking taylor expansion of 4.0 in y 0.357 * [taylor]: Taking taylor expansion of (log x) in y 0.357 * [taylor]: Taking taylor expansion of x in y 0.358 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.358 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.358 * [taylor]: Taking taylor expansion of y in y 0.364 * [taylor]: Taking taylor expansion of 0 in y 0.373 * [taylor]: Taking taylor expansion of 0 in y 0.386 * [taylor]: Taking taylor expansion of 0 in y 0.406 * [taylor]: Taking taylor expansion of 0 in y 0.437 * [taylor]: Taking taylor expansion of 0 in y 0.479 * [taylor]: Taking taylor expansion of 0 in y 0.545 * [taylor]: Taking taylor expansion of 0 in y 0.546 * * * [progress]: simplifying candidates 0.546 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) (- (pow y 4.0)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0.550 * * [simplify]: iteration 0 : 110 enodes (cost 102 ) 0.553 * * [simplify]: iteration 1 : 353 enodes (cost 92 ) 0.561 * * [simplify]: iteration 2 : 1439 enodes (cost 90 ) 0.598 * * [simplify]: iteration 3 : 5002 enodes (cost 90 ) 0.599 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow y (* 2 4.0))) (- (pow y 4.0)) (+ (- (pow y (* 2 4.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0.599 * * * [progress]: adding candidates to table 0.640 * * [progress]: iteration 2 / 4 0.640 * * * [progress]: picking best candidate 0.642 * * * * [pick]: Picked # 0.642 * * * [progress]: localizing error 0.658 * * * [progress]: generating rewritten candidates 0.658 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1) 0.662 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.671 * * * [progress]: generating series expansions 0.672 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1) 0.672 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 0.672 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 0.672 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 0.672 * [taylor]: Taking taylor expansion of 9.0 in y 0.672 * [taylor]: Taking taylor expansion of (pow x 4) in y 0.672 * [taylor]: Taking taylor expansion of x in y 0.672 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.672 * [taylor]: Taking taylor expansion of y in y 0.672 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.672 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.672 * [taylor]: Taking taylor expansion of 9.0 in x 0.672 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.672 * [taylor]: Taking taylor expansion of x in x 0.672 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.672 * [taylor]: Taking taylor expansion of y in x 0.672 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 0.672 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 0.672 * [taylor]: Taking taylor expansion of 9.0 in x 0.672 * [taylor]: Taking taylor expansion of (pow x 4) in x 0.672 * [taylor]: Taking taylor expansion of x in x 0.672 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.672 * [taylor]: Taking taylor expansion of y in x 0.673 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 0.673 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.673 * [taylor]: Taking taylor expansion of y in y 0.673 * [taylor]: Taking taylor expansion of 0 in y 0.675 * [taylor]: Taking taylor expansion of 0 in y 0.676 * [taylor]: Taking taylor expansion of 0 in y 0.677 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.677 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.677 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.677 * [taylor]: Taking taylor expansion of 9.0 in y 0.677 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.677 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.677 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.677 * [taylor]: Taking taylor expansion of 1.0 in y 0.677 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.677 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.677 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.677 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.677 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.677 * [taylor]: Taking taylor expansion of 4.0 in y 0.677 * [taylor]: Taking taylor expansion of (log x) in y 0.677 * [taylor]: Taking taylor expansion of x in y 0.677 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.677 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.677 * [taylor]: Taking taylor expansion of y in y 0.678 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.678 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.678 * [taylor]: Taking taylor expansion of 9.0 in x 0.678 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.678 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.678 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.678 * [taylor]: Taking taylor expansion of 1.0 in x 0.678 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.678 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.678 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.678 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.678 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.678 * [taylor]: Taking taylor expansion of 4.0 in x 0.678 * [taylor]: Taking taylor expansion of (log x) in x 0.678 * [taylor]: Taking taylor expansion of x in x 0.680 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.680 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.680 * [taylor]: Taking taylor expansion of y in x 0.680 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.680 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.680 * [taylor]: Taking taylor expansion of 9.0 in x 0.680 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.680 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.680 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.680 * [taylor]: Taking taylor expansion of 1.0 in x 0.680 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.680 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.680 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.680 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.680 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.680 * [taylor]: Taking taylor expansion of 4.0 in x 0.680 * [taylor]: Taking taylor expansion of (log x) in x 0.680 * [taylor]: Taking taylor expansion of x in x 0.681 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.681 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.681 * [taylor]: Taking taylor expansion of y in x 0.682 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.682 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.682 * [taylor]: Taking taylor expansion of 9.0 in y 0.682 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.682 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.682 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.682 * [taylor]: Taking taylor expansion of 1.0 in y 0.682 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.682 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.682 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.682 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.682 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.682 * [taylor]: Taking taylor expansion of 4.0 in y 0.682 * [taylor]: Taking taylor expansion of (log x) in y 0.682 * [taylor]: Taking taylor expansion of x in y 0.683 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.683 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.683 * [taylor]: Taking taylor expansion of y in y 0.689 * [taylor]: Taking taylor expansion of 0 in y 0.702 * [taylor]: Taking taylor expansion of 0 in y 0.716 * [taylor]: Taking taylor expansion of 0 in y 0.735 * [taylor]: Taking taylor expansion of 0 in y 0.761 * [taylor]: Taking taylor expansion of 0 in y 0.810 * [taylor]: Taking taylor expansion of 0 in y 0.877 * [taylor]: Taking taylor expansion of 0 in y 0.877 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 0.878 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.878 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.878 * [taylor]: Taking taylor expansion of 9.0 in y 0.878 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.878 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.878 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.878 * [taylor]: Taking taylor expansion of 1.0 in y 0.878 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.878 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.878 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.878 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.878 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.878 * [taylor]: Taking taylor expansion of 4.0 in y 0.878 * [taylor]: Taking taylor expansion of (log x) in y 0.878 * [taylor]: Taking taylor expansion of x in y 0.878 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.878 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.878 * [taylor]: Taking taylor expansion of y in y 0.879 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.879 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.879 * [taylor]: Taking taylor expansion of 9.0 in x 0.879 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.879 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.879 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.879 * [taylor]: Taking taylor expansion of 1.0 in x 0.879 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.879 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.879 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.879 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.879 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.879 * [taylor]: Taking taylor expansion of 4.0 in x 0.879 * [taylor]: Taking taylor expansion of (log x) in x 0.879 * [taylor]: Taking taylor expansion of x in x 0.881 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.881 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.881 * [taylor]: Taking taylor expansion of y in x 0.881 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 0.881 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 0.881 * [taylor]: Taking taylor expansion of 9.0 in x 0.881 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 0.881 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 0.881 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 0.881 * [taylor]: Taking taylor expansion of 1.0 in x 0.881 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 0.881 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 0.881 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 0.881 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 0.881 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 0.881 * [taylor]: Taking taylor expansion of 4.0 in x 0.881 * [taylor]: Taking taylor expansion of (log x) in x 0.881 * [taylor]: Taking taylor expansion of x in x 0.882 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 0.882 * [taylor]: Taking taylor expansion of (pow y 4) in x 0.882 * [taylor]: Taking taylor expansion of y in x 0.883 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 0.883 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 0.883 * [taylor]: Taking taylor expansion of 9.0 in y 0.883 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 0.883 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 0.883 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 0.883 * [taylor]: Taking taylor expansion of 1.0 in y 0.883 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 0.883 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 0.883 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 0.883 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 0.883 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 0.883 * [taylor]: Taking taylor expansion of 4.0 in y 0.883 * [taylor]: Taking taylor expansion of (log x) in y 0.883 * [taylor]: Taking taylor expansion of x in y 0.884 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 0.884 * [taylor]: Taking taylor expansion of (pow y 4) in y 0.884 * [taylor]: Taking taylor expansion of y in y 0.890 * [taylor]: Taking taylor expansion of 0 in y 0.899 * [taylor]: Taking taylor expansion of 0 in y 0.912 * [taylor]: Taking taylor expansion of 0 in y 0.931 * [taylor]: Taking taylor expansion of 0 in y 0.964 * [taylor]: Taking taylor expansion of 0 in y 1.007 * [taylor]: Taking taylor expansion of 0 in y 1.072 * [taylor]: Taking taylor expansion of 0 in y 1.073 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 1.073 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in (x y) around 0 1.073 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in y 1.073 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y 1.073 * [taylor]: Taking taylor expansion of 9.0 in y 1.073 * [taylor]: Taking taylor expansion of (pow x 4) in y 1.073 * [taylor]: Taking taylor expansion of x in y 1.073 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.073 * [taylor]: Taking taylor expansion of y in y 1.073 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.073 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.073 * [taylor]: Taking taylor expansion of 9.0 in x 1.073 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.073 * [taylor]: Taking taylor expansion of x in x 1.073 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.073 * [taylor]: Taking taylor expansion of y in x 1.073 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow x 4)) (pow y 4)) in x 1.073 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in x 1.073 * [taylor]: Taking taylor expansion of 9.0 in x 1.073 * [taylor]: Taking taylor expansion of (pow x 4) in x 1.073 * [taylor]: Taking taylor expansion of x in x 1.073 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.074 * [taylor]: Taking taylor expansion of y in x 1.074 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y 1.074 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.074 * [taylor]: Taking taylor expansion of y in y 1.074 * [taylor]: Taking taylor expansion of 0 in y 1.076 * [taylor]: Taking taylor expansion of 0 in y 1.077 * [taylor]: Taking taylor expansion of 0 in y 1.077 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.077 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.078 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.078 * [taylor]: Taking taylor expansion of 9.0 in y 1.078 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.078 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.078 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.078 * [taylor]: Taking taylor expansion of 1.0 in y 1.078 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.078 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.078 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.078 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.078 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.078 * [taylor]: Taking taylor expansion of 4.0 in y 1.078 * [taylor]: Taking taylor expansion of (log x) in y 1.078 * [taylor]: Taking taylor expansion of x in y 1.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.078 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.078 * [taylor]: Taking taylor expansion of y in y 1.079 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.079 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.079 * [taylor]: Taking taylor expansion of 9.0 in x 1.079 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.079 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.079 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.079 * [taylor]: Taking taylor expansion of 1.0 in x 1.079 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.079 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.079 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.079 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.079 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.079 * [taylor]: Taking taylor expansion of 4.0 in x 1.079 * [taylor]: Taking taylor expansion of (log x) in x 1.079 * [taylor]: Taking taylor expansion of x in x 1.080 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.080 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.080 * [taylor]: Taking taylor expansion of y in x 1.081 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.081 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.081 * [taylor]: Taking taylor expansion of 9.0 in x 1.081 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.081 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.081 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.081 * [taylor]: Taking taylor expansion of 1.0 in x 1.081 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.081 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.081 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.081 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.081 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.081 * [taylor]: Taking taylor expansion of 4.0 in x 1.081 * [taylor]: Taking taylor expansion of (log x) in x 1.081 * [taylor]: Taking taylor expansion of x in x 1.082 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.082 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.082 * [taylor]: Taking taylor expansion of y in x 1.083 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.083 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.083 * [taylor]: Taking taylor expansion of 9.0 in y 1.083 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.083 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.083 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.083 * [taylor]: Taking taylor expansion of 1.0 in y 1.083 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.083 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.083 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.083 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.083 * [taylor]: Taking taylor expansion of 4.0 in y 1.083 * [taylor]: Taking taylor expansion of (log x) in y 1.083 * [taylor]: Taking taylor expansion of x in y 1.084 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.084 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.084 * [taylor]: Taking taylor expansion of y in y 1.089 * [taylor]: Taking taylor expansion of 0 in y 1.104 * [taylor]: Taking taylor expansion of 0 in y 1.117 * [taylor]: Taking taylor expansion of 0 in y 1.136 * [taylor]: Taking taylor expansion of 0 in y 1.163 * [taylor]: Taking taylor expansion of 0 in y 1.212 * [taylor]: Taking taylor expansion of 0 in y 1.280 * [taylor]: Taking taylor expansion of 0 in y 1.281 * [approximate]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in (x y) around 0 1.281 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.281 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.281 * [taylor]: Taking taylor expansion of 9.0 in y 1.281 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.281 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.281 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.281 * [taylor]: Taking taylor expansion of 1.0 in y 1.281 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.281 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.281 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.281 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.281 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.281 * [taylor]: Taking taylor expansion of 4.0 in y 1.281 * [taylor]: Taking taylor expansion of (log x) in y 1.281 * [taylor]: Taking taylor expansion of x in y 1.282 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.282 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.282 * [taylor]: Taking taylor expansion of y in y 1.282 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.282 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.282 * [taylor]: Taking taylor expansion of 9.0 in x 1.282 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.282 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.283 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.283 * [taylor]: Taking taylor expansion of 1.0 in x 1.283 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.283 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.283 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.283 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.283 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.283 * [taylor]: Taking taylor expansion of 4.0 in x 1.283 * [taylor]: Taking taylor expansion of (log x) in x 1.283 * [taylor]: Taking taylor expansion of x in x 1.284 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.284 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.284 * [taylor]: Taking taylor expansion of y in x 1.284 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in x 1.284 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in x 1.284 * [taylor]: Taking taylor expansion of 9.0 in x 1.284 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in x 1.284 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in x 1.284 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in x 1.284 * [taylor]: Taking taylor expansion of 1.0 in x 1.284 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in x 1.284 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in x 1.284 * [taylor]: Taking taylor expansion of (pow x 4.0) in x 1.284 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x 1.284 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x 1.284 * [taylor]: Taking taylor expansion of 4.0 in x 1.284 * [taylor]: Taking taylor expansion of (log x) in x 1.284 * [taylor]: Taking taylor expansion of x in x 1.285 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x 1.285 * [taylor]: Taking taylor expansion of (pow y 4) in x 1.285 * [taylor]: Taking taylor expansion of y in x 1.286 * [taylor]: Taking taylor expansion of (- (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (/ 1 (pow y 4))) in y 1.286 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y 1.286 * [taylor]: Taking taylor expansion of 9.0 in y 1.286 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y 1.286 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y 1.286 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y 1.286 * [taylor]: Taking taylor expansion of 1.0 in y 1.286 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y 1.286 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y 1.286 * [taylor]: Taking taylor expansion of (pow x 4.0) in y 1.286 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y 1.286 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y 1.286 * [taylor]: Taking taylor expansion of 4.0 in y 1.286 * [taylor]: Taking taylor expansion of (log x) in y 1.286 * [taylor]: Taking taylor expansion of x in y 1.287 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y 1.287 * [taylor]: Taking taylor expansion of (pow y 4) in y 1.287 * [taylor]: Taking taylor expansion of y in y 1.293 * [taylor]: Taking taylor expansion of 0 in y 1.302 * [taylor]: Taking taylor expansion of 0 in y 1.316 * [taylor]: Taking taylor expansion of 0 in y 1.335 * [taylor]: Taking taylor expansion of 0 in y 1.368 * [taylor]: Taking taylor expansion of 0 in y 1.411 * [taylor]: Taking taylor expansion of 0 in y 1.477 * [taylor]: Taking taylor expansion of 0 in y 1.478 * * * [progress]: simplifying candidates 1.479 * [simplify]: Simplifying using # : (/ (exp (* 9.0 (pow x 4.0))) (exp (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (* (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) (- (pow y 4.0)) (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) (log (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (exp (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (* (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 3)) (cbrt (pow 1 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt 1) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) 3)) (cbrt (pow (+ (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (+ (* (pow y 4.0) (pow y 4.0)) (* (* 9.0 (pow x 4.0)) (pow y 4.0)))) 3)) (cbrt (pow (- (* (* 9.0 (pow x 4.0)) (* 9.0 (pow x 4.0))) (* (pow y 4.0) (pow y 4.0))) 3)) (cbrt (pow (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)))) (cbrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (* (* (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (sqrt (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.483 * * [simplify]: iteration 0 : 187 enodes (cost 310 ) 1.486 * * [simplify]: iteration 1 : 705 enodes (cost 308 ) 1.501 * * [simplify]: iteration 2 : 3717 enodes (cost 304 ) 1.593 * * [simplify]: iteration 3 : 5002 enodes (cost 304 ) 1.595 * [simplify]: Simplified to: (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow y (* 2 4.0))) (- (pow y 4.0)) (+ (- (pow y (* 2 4.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (pow y 4.0)) (log (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (exp (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) (cbrt (sqrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3))) 1 (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (/ 3 2))) (- (pow (* 9.0 (pow x 4.0)) 3) (pow (pow y 4.0) 3)) (+ (* (* 9.0 (pow x 4.0)) (+ (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow y (* 2 4.0))) (+ (- (pow y (* 2 4.0))) (* 9.0 (* 9.0 (pow x (* 2 4.0))))) (+ (* 9.0 (pow x 4.0)) (pow y 4.0)) (cbrt (* (- (* 9.0 (pow x 4.0)) (pow y 4.0)) (- (* 9.0 (pow x 4.0)) (pow y 4.0)))) (cbrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) (sqrt (- (* 9.0 (pow x 4.0)) (pow y 4.0))) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 0 (- (* 9.0 (pow x 4)) (pow y 4)) (- (* 9.0 (* (pow (/ 1 (pow -1 4.0)) 1.0) (pow x 4))) (pow y 4)) 1.596 * * * [progress]: adding candidates to table 1.699 * [progress]: [Phase 3 of 3] Extracting. 1.701 * [simplify]: Simplifying using # : (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 1.702 * * [simplify]: iteration 0 : 18 enodes (cost 9 ) 1.702 * * [simplify]: iteration 1 : 18 enodes (cost 9 ) 1.702 * [simplify]: Simplified to: (+ (cbrt (pow (- (* 9.0 (pow x 4.0)) (pow y 4.0)) 3)) (* 2.0 (* y y))) 2.427 * [regime-testing]: End program error score: 51.99999982801125